Apple’s super-secure Lockdown Mode will drag down your iPhone–but it might be worth it

Alexis Lours, a software engineer and tech writer from France, has published a detailed analysis of the new Lockdown Mode added to iOS 16 in the third beta.There’s good news and bad news. It will protect your iPhone from some of the most sophisticated cyberattacks in the world (such as Pegasus). But it will also massively slow down performance when browsing the web.What is iOS 16’s Lockdown Mode?Before we get into Lours’ testing, it’s worth explaining what Lockdown Mode